An RFID based attendance system transforms the tedious task of manual attendance tracking into an automated, error-free process. What makes this project particularly exciting is how a few inexpensive ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

How often do you check your phone? Neil and Sophie discuss how social media is changing the way we interact.

Elaborating on a Flip ON Flop OFF circuit with a circuit that allows for a multi-state 10-position switch or a DAC.

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.